BetaLocal processinghigh sensitivity

Email Header & Authentication Analyzer

Build a local mail-hop timeline and explain SPF, DKIM, and DMARC results

This tool is beta

Do not rely on this result for security, compliance or production changes until the tool passes independent verification.

Workbench

Use Email Header & Authentication Analyzer

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Known limitations

  • Beta: requires independent specialist review before promotion to Verified.
  • Authentication-Results assertions are explained but not independently verified with DNS.
  • Internationalized header decoding is not yet implemented.
  • Input is processed locally and retained only in this browser tab.

Standards and references

These links carry no input or output. Cross-tool payload handoff is kept in memory only when a compatible tool explicitly offers it.

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